title: Detection of gamma-carboxy glutamic acid residues in an extract of cock spermatozoa.
mesh_terms: D015055:1-Carboxyglutamic Acid / Q000032:analysis*; D000176:Acrosin / Q000032:analysis*; D000596:Amino Acids / Q000032:analysis; D000818:Animals; D002645:Chickens; D010450:Endopeptidases / Q000032:analysis*; D004792:Enzyme Precursors / Q000032:analysis*; D005971:Glutamates / Q000032:analysis*; D008297:Male; D013094:Spermatozoa / Q000201:enzymology*
chemical_list: D000596:Amino Acids; D004792:Enzyme Precursors; D005971:Glutamates; D015055:1-Carboxyglutamic Acid; D010450:Endopeptidases; C022438:proacrosin; D000176:Acrosin